package com.kuang.service;

import com.kuang.pojo.Books;
import org.springframework.stereotype.Service;

import java.util.List;


@Service
//BookService:底下需要去实现,调用dao层
public interface BookService {
  //增加一个Book
  int addBook(Books book);
  //根据id删除一个Book
  int deleteBookById(int id);
  //更新Book
  int updateBook(Books books);
  //根据id查询,返回一个Book
  Books queryBookById(int id);
  //查询全部Book,返回list集合
  List<Books> queryAllBook();

  Books queryBookName(String name);
}
